Commit | Line | Data |
---|---|---|
07800601 IM |
1 | #include "cache.h" |
2 | ||
3 | static const char *alias_key; | |
4 | static char *alias_val; | |
5 | ||
f37a291c | 6 | static int alias_lookup_cb(const char *k, const char *v, void *cb __used) |
07800601 IM |
7 | { |
8 | if (!prefixcmp(k, "alias.") && !strcmp(k+6, alias_key)) { | |
9 | if (!v) | |
10 | return config_error_nonbool(k); | |
11 | alias_val = strdup(v); | |
12 | return 0; | |
13 | } | |
14 | return 0; | |
15 | } | |
16 | ||
17 | char *alias_lookup(const char *alias) | |
18 | { | |
19 | alias_key = alias; | |
20 | alias_val = NULL; | |
21 | perf_config(alias_lookup_cb, NULL); | |
22 | return alias_val; | |
23 | } | |
24 | ||
25 | int split_cmdline(char *cmdline, const char ***argv) | |
26 | { | |
27 | int src, dst, count = 0, size = 16; | |
28 | char quoted = 0; | |
29 | ||
30 | *argv = malloc(sizeof(char*) * size); | |
31 | ||
32 | /* split alias_string */ | |
33 | (*argv)[count++] = cmdline; | |
34 | for (src = dst = 0; cmdline[src];) { | |
35 | char c = cmdline[src]; | |
36 | if (!quoted && isspace(c)) { | |
37 | cmdline[dst++] = 0; | |
38 | while (cmdline[++src] | |
39 | && isspace(cmdline[src])) | |
40 | ; /* skip */ | |
41 | if (count >= size) { | |
42 | size += 16; | |
43 | *argv = realloc(*argv, sizeof(char*) * size); | |
44 | } | |
45 | (*argv)[count++] = cmdline + dst; | |
46 | } else if (!quoted && (c == '\'' || c == '"')) { | |
47 | quoted = c; | |
48 | src++; | |
49 | } else if (c == quoted) { | |
50 | quoted = 0; | |
51 | src++; | |
52 | } else { | |
53 | if (c == '\\' && quoted != '\'') { | |
54 | src++; | |
55 | c = cmdline[src]; | |
56 | if (!c) { | |
57 | free(*argv); | |
58 | *argv = NULL; | |
59 | return error("cmdline ends with \\"); | |
60 | } | |
61 | } | |
62 | cmdline[dst++] = c; | |
63 | src++; | |
64 | } | |
65 | } | |
66 | ||
67 | cmdline[dst] = 0; | |
68 | ||
69 | if (quoted) { | |
70 | free(*argv); | |
71 | *argv = NULL; | |
72 | return error("unclosed quote"); | |
73 | } | |
74 | ||
75 | return count; | |
76 | } | |
77 |